Initial commit

internal/model/admin.go

@@ -0,0 +1,11 @@
+package model
+
+import (
+	"time"
+)
+
+// AdminSession 管理员会话信息 (不再存库，仅用于 JWT 或 API 交互)
+type AdminSession struct {
+	ID        uint       `json:"id"`
+	LastLogin *time.Time `json:"last_login"`
+}

internal/model/api_token.go

@@ -0,0 +1,22 @@
+package model
+
+import (
+	"time"
+)
+
+const (
+	ScopeUpload = "upload" // 上传权限
+	ScopePickup = "pickup" // 取件/下载权限
+	ScopeAdmin  = "admin"  // 管理权限
+)
+
+type APIToken struct {
+	ID         uint       `gorm:"primaryKey" json:"id"`
+	Name       string     `json:"name"`
+	TokenHash  string     `gorm:"uniqueIndex;not null" json:"-"`
+	Scope      string     `json:"scope"`
+	ExpireAt   *time.Time `json:"expire_at"`
+	LastUsedAt *time.Time `json:"last_used_at"`
+	Revoked    bool       `gorm:"default:false" json:"revoked"`
+	CreatedAt  time.Time  `json:"created_at"`
+}

internal/model/file_batch.go

@@ -0,0 +1,24 @@
+package model
+
+import (
+	"time"
+
+	"gorm.io/gorm"
+)
+
+type FileBatch struct {
+	ID            string         `gorm:"primaryKey;type:varchar(36)" json:"id"`
+	PickupCode    string         `gorm:"uniqueIndex;not null" json:"pickup_code"`
+	Remark        string         `json:"remark"`
+	ExpireType    string         `json:"expire_type"` // time / download / permanent
+	ExpireAt      *time.Time     `json:"expire_at"`
+	MaxDownloads  int            `json:"max_downloads"`
+	DownloadCount int            `gorm:"default:0" json:"download_count"`
+	Status        string         `gorm:"default:'active'" json:"status"` // active / expired / deleted
+	Type          string         `gorm:"default:'file'" json:"type"`     // file / text
+	Content       string         `json:"content,omitempty"`
+	FileItems     []FileItem     `gorm:"foreignKey:BatchID" json:"file_items,omitempty"`
+	CreatedAt     time.Time      `json:"created_at"`
+	UpdatedAt     time.Time      `json:"updated_at"`
+	DeletedAt     gorm.DeletedAt `gorm:"index" json:"-"`
+}

internal/model/file_item.go

@@ -0,0 +1,16 @@
+package model
+
+import (
+	"time"
+)
+
+type FileItem struct {
+	ID           string    `gorm:"primaryKey;type:varchar(36)" json:"id"`
+	BatchID      string    `gorm:"index;not null;type:varchar(36)" json:"batch_id"`
+	OriginalName string    `json:"original_name"`
+	StoragePath  string    `json:"storage_path"`
+	Size         int64     `json:"size"`
+	MimeType     string    `json:"mime_type"`
+	DownloadURL  string    `gorm:"-" json:"download_url,omitempty"`
+	CreatedAt    time.Time `json:"created_at"`
+}

internal/model/response.go

@@ -0,0 +1,46 @@
+package model
+
+// Response 统一响应模型
+type Response struct {
+	Code int         `json:"code" example:"200"`
+	Msg  string      `json:"msg" example:"success"`
+	Data interface{} `json:"data"`
+}
+
+// 错误码定义
+const (
+	CodeSuccess         = 200
+	CodeBadRequest      = 400
+	CodeUnauthorized    = 401
+	CodeForbidden       = 403
+	CodeNotFound        = 404
+	CodeGone            = 410
+	CodeInternalError   = 500
+	CodeTooManyRequests = 429
+)
+
+// NewResponse 创建响应
+func NewResponse(code int, msg string, data interface{}) Response {
+	return Response{
+		Code: code,
+		Msg:  msg,
+		Data: data,
+	}
+}
+
+// SuccessResponse 成功响应
+func SuccessResponse(data interface{}) Response {
+	return Response{
+		Code: CodeSuccess,
+		Msg:  "success",
+		Data: data,
+	}
+}
+
+// ErrorResponse 错误响应
+func ErrorResponse(code int, msg string) Response {
+	return Response{
+		Code: code,
+		Msg:  msg,
+	}
+}